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Disclosery

CITADEL ADVISORS LLC: INSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CITADEL ADVISORS LLC on INSM, newest first. How the timeline and the estimate are built.

CITADEL ADVISORS LLC held 2,556,973 INSM shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 2,556,973 shares
    Change vs previous 13F +374,402 shares

    0.16% of the 13F portfolio, value $272,624,461.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 2,182,571 shares
    Change vs previous 13F +1,025,276 shares

    0.25% of the 13F portfolio, value $356,894,010.

    13F-HR 0001104659-26-062477 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 1,157,295 shares
    Change vs previous 13F -900,346 shares

    0.14% of the 13F portfolio, value $201,415,622.

    13F-HR 0001104659-26-016408 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 2,057,641 shares
    Change vs previous 13F +524,364 shares

    0.24% of the 13F portfolio, value $296,320,880.

    13F-HR 0001104659-25-112514 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 1,533,277 shares
    Change vs previous 13F +1,158,462 shares

    0.13% of the 13F portfolio, value $154,308,997.

    13F-HR 0001104659-25-078555 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 374,815 shares
    Change vs previous 13F +51,080 shares

    0.03% of the 13F portfolio, value $28,594,636.

    13F-HR 0000950123-25-005687 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 323,735 shares
    Change vs previous 13F -12,827 shares

    0.02% of the 13F portfolio, value $22,350,664.

    13F-HR 0000950123-25-002739 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 336,562 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $24,569,026.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).